4453649 has 8 divisors (see below), whose sum is σ = 4546080. Its totient is φ = 4362336.

The previous prime is 4453637. The next prime is 4453663. The reversal of 4453649 is 9463544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4453649 - 2¹⁶ = 4388113 is a prime.

It is a d-powerful number, because it can be written as 4⁵ + 4⁵ + 5⁷ + 3¹¹ + 6⁴ + 4¹¹ + 9³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4453349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14354 + ... + 14660.

It is an arithmetic number, because the mean of its divisors is an integer number (568260).

Almost surely, 2^4453649 is an apocalyptic number.

It is an amenable number.

4453649 is a deficient number, since it is larger than the sum of its proper divisors (92431).

4453649 is a wasteful number, since it uses less digits than its factorization.

4453649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559.

The product of its digits is 51840, while the sum is 35.

The square root of 4453649 is about 2110.3670296894. The cubic root of 4453649 is about 164.5275619539.

The spelling of 4453649 in words is "four million, four hundred fifty-three thousand, six hundred forty-nine".